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Pennsylvania class G5s
For local service, the PRR needed a locomotive with great tractive effort and fast acceleration, as there were many grades. In order to be able to prevent double heading with locomotives with two driving axles , a loc...
General
| Property | Pennsylvania class G5sRemove |
|---|---|
| Built | 1923-1924 |
| Manufacturers | Altoona |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Pennsylvania class G5sRemove |
|---|---|
| Wheelbase | 8.08 m |
| Rigid wheelbase | 4.34 m |
| Total wheelbase | 19.80 m |
| Service weight | 107.5 t |
| Adhesive weight | 80.7 t |
| Axle load | 28.6 t |
| Total weight | 187.3 t |
| Water capacity | 29,526 l |
| Fuel capacity | 11.8 t (coal) |
Boiler
| Property | Pennsylvania class G5sRemove |
|---|---|
| Grate area | 5.118 m² |
| Firebox surface | 16.444 m² |
| Tube heating surface | 248.795 m² |
| Evaporative heating surface | 265.238 m² |
| Superheater surface | 56.95 m² |
| Total heating surface | 322.2 m² |
Power plant
| Property | Pennsylvania class G5sRemove |
|---|---|
| Driver diameter | 1,727 mm |
| Boiler pressure | 14.1 bar |
| Expansion type | simple expansion |
| Cylinders | two, 610 x 711 mm |
Power
| Property | Pennsylvania class G5sRemove |
|---|---|
| Power source | steam |
| Estimated power | 1,566 kW (2,129 PS) |
| Top speed | 113 km/h |
| Starting effort | 183.8 kN |
Calculated values
| Property | Pennsylvania class G5sRemove |
|---|---|
| Factor of adhesion | 1 : 4.31 |
| Optimal speed | 51 km/h |
| Power-to-weight ratio | 14.6 kW/t |
| Heating Surface Equivalent | 461.4 m² |
| Cylinder volume/HSE | 1 : 899.83 |
| Adhesive weight/Total | 1 : 1.33 |
| Tractive force/Heating surface | 1 : 11.92 |
| Grate area/Heating surface | 1 : 62.95 |
| Firebox/Tube surface | 1 : 15.13 |
| Total/Superheater | 1 : 4.66 |
